---
product_id: 89588429
title: "12\" to 8\" Speaker Adaptor SUBWOOFER SUB Ring 3/4\" MDF Fiberglass Box Rings"
brand: "ak audio"
price: "FREE"
currency: EUR
in_stock: false
reviews_count: 1
url: https://www.desertcart.ie/products/89588429-12-to-8-speaker-adaptor-subwoofer-sub-ring-3-4
store_origin: IE
region: Ireland
---

# 12" to 8" Speaker Adaptor SUBWOOFER SUB Ring 3/4" MDF Fiberglass Box Rings

**Brand:** ak audio
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 12" to 8" Speaker Adaptor SUBWOOFER SUB Ring 3/4" MDF Fiberglass Box Rings by ak audio
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/89588429-12-to-8-speaker-adaptor-subwoofer-sub-ring-3-4)

## Best For

- ak audio enthusiasts

## Why This Product

- Trusted ak audio brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Can be used to extend speaker mounting depth on a box by 3/4". Can be used for fiberglass projects. This listing is for 1 piece. Have a custom design idea, we can build it. Please like us on Facebook: AK Audio

## Features

- Outside Diameter: 13"     Hole cutout: 7.25"     Will allow you to install a 8" speaker in a 12" speaker hole     Made with 3/4" MDF     Other hole sizes and wood thickness available upon request

## Images

![12" to 8" Speaker Adaptor SUBWOOFER SUB Ring 3/4" MDF Fiberglass Box Rings - Image 1](https://m.media-amazon.com/images/I/A1o0otYcCSL.jpg)
![12" to 8" Speaker Adaptor SUBWOOFER SUB Ring 3/4" MDF Fiberglass Box Rings - Image 2](https://m.media-amazon.com/images/I/A1751UYT0AL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Does what it's intended to
  

*by J***K on Reviewed in the United States on February 6, 2018*

Accurate sizing and spacing did what I needed it to...

---

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**Shop now:** [https://www.desertcart.ie/products/89588429-12-to-8-speaker-adaptor-subwoofer-sub-ring-3-4](https://www.desertcart.ie/products/89588429-12-to-8-speaker-adaptor-subwoofer-sub-ring-3-4)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-11*